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Job Description:

  • 1) Determines strength and pattern of blast required and charges and detonates explosives in surface or underground mine, pit, or quarry to fracture or separate stone or minerals from solid formations: Studies formation to determine amount, type, and location of explosive charge required.

  • 2) Marks pattern of drill holes or issues drilling instructions for depth and placement of blast holes.

  • 3) Inserts, packs, or pours explosives, such as dynamite, ammonium nitrate, black powder, or slurries into blast holes and compacts charge, using tamping rod.

  • 4) Positions assembled primer and blasting cap in hole at depth that will cause most effective explosion.

  • 5) Connects electric wire to primer and covers charge or fills blast hole with clay, drill chips, sand, or other material.

  • 6) Tamps material to secure charge and prevent force of blast from escaping through blast hole.

  • 7) Inspects blasting area to ensure that safety laws are observed and signals workers to clear area.

  • 8) Connects wires to electrical firing device and pushes plunger, turns dial, or presses buttons to set off single or multiple blasts.

  • 9) May compile record of blasts.

  • 10) May keep inventory of blasting agents on hand.

  • 11) May transport blasting agents to blasting area, using light truck.




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End Of Job Description for: "BLASTER"
DOT:   931.261-010

Job Number: 11757